From https://gstreamer.freedesktop.org/src/gst-rtsp-server/gst-rtsp-server-1.12.2.tar.xz.sha256sum
sha256 d8ba9264e8ae6e440293328e759e40456f161aa66077b3143dd07581136190b3 gst-rtsp-server-1.12.2.tar.xz
